Предмет: Геометрия, автор: rustamsahabutd

Дано <A=22 <C=50 
BD=BC

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Ответы

Автор ответа: Гелата
0
<B = 180-72= 118
CBD- р/б , а <CBD=72 (<ABC и <CBD - смежные) =>
<BCD=<CBD => <CDB=< BCD = (180-72) : 2 = 54
Ответ: <D = 54
Автор ответа: rustamsahabutd
0
180-72=108
Автор ответа: Гелата
0
Rustamsahabutd, прошу прощения. Спасибо
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